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-rw-r--r--pkgs/development/beam-modules/default.nix30
-rw-r--r--pkgs/development/beam-modules/fetch-rebar-deps.nix32
-rw-r--r--pkgs/development/beam-modules/rebar3-release.nix85
-rw-r--r--pkgs/development/tools/build-managers/rebar3/default.nix88
-rw-r--r--pkgs/development/tools/build-managers/rebar3/hermetic-rebar3.patch103
-rw-r--r--pkgs/development/tools/erlang/hex2nix/default.nix30
-rw-r--r--pkgs/development/tools/erlang/relx-exe/default.nix54
7 files changed, 195 insertions, 227 deletions
diff --git a/pkgs/development/beam-modules/default.nix b/pkgs/development/beam-modules/default.nix
index f71379459dcb..a1eedaad6a0f 100644
--- a/pkgs/development/beam-modules/default.nix
+++ b/pkgs/development/beam-modules/default.nix
@@ -23,12 +23,8 @@ let
         hexRegistrySnapshot = callPackage ./hex-registry-snapshot.nix { };
 
         rebar = callPackage ../tools/build-managers/rebar { };
-        rebar3-open = callPackage ../tools/build-managers/rebar3 {
-          hermeticRebar3 = false;
-        };
-        rebar3 = callPackage ../tools/build-managers/rebar3 {
-          hermeticRebar3 = true;
-        };
+        rebar3-open = callPackage ../tools/build-managers/rebar3 { };
+        rebar3 = callPackage ../tools/build-managers/rebar3 { };
 
         # rebar3 port compiler plugin is required by buildRebar3
         pc_1_6_0 = callPackage ./pc {};
@@ -36,6 +32,9 @@ let
 
         fetchHex = callPackage ./fetch-hex.nix { };
 
+        fetchRebar3Deps = callPackage ./fetch-rebar-deps.nix { };
+        rebar3Relx = callPackage ./rebar3-release.nix { };
+
         buildRebar3 = callPackage ./build-rebar3.nix {};
         buildHex = callPackage ./build-hex.nix {};
         buildErlangMk = callPackage ./build-erlang-mk.nix {};
@@ -75,25 +74,6 @@ let
         lfe = lfe_1_2;
         lfe_1_2 = lib.callLFE ../interpreters/lfe/1.2.nix { inherit erlang buildRebar3 buildHex; };
 
-        # We list all base hex packages for beam tooling explicitly to ensure
-        # tha the tooling does not break during hex-packages.nix updates.
-        erlware_commons_1_0_0 = buildHex {
-          name    = "erlware_commons";
-          version = "1.0.0";
-          sha256 = "0wkphbrjk19lxdwndy92v058qwcaz13bcgdzp33h21aa7vminzx7";
-          beamDeps = [ cf_0_2_2 ];
-        };
-        cf_0_2_2 = buildHex {
-          name = "cf";
-          version = "0.2.2";
-          sha256 = "08cvy7skn5d2k4manlx5k3anqgjdvajjhc5jwxbaszxw34q3na28";
-        };
-        getopt_0_8_2 = buildHex {
-          name = "getopt";
-          version = "0.8.2";
-          sha256 = "1xw30h59zbw957cyjd8n50hf9y09jnv9dyry6x3avfwzcyrnsvkk";
-        };
-
         # Non hex packages. Examples how to build Rebar/Mix packages with and
         # without helper functions buildRebar3 and buildMix.
         hex = callPackage ./hex {};
diff --git a/pkgs/development/beam-modules/fetch-rebar-deps.nix b/pkgs/development/beam-modules/fetch-rebar-deps.nix
new file mode 100644
index 000000000000..a94d803f0d32
--- /dev/null
+++ b/pkgs/development/beam-modules/fetch-rebar-deps.nix
@@ -0,0 +1,32 @@
+{ stdenv, rebar3, curl }:
+
+{ name, version, sha256, src
+, meta ? {}
+}:
+
+with stdenv.lib;
+
+stdenv.mkDerivation ({
+  name = "rebar-deps-${name}-${version}";
+
+  phases = [ "downloadPhase" "installPhase" ];
+
+  downloadPhase = ''
+    cp ${src} .
+    HOME='.' DEBUG=1 ${rebar3}/bin/rebar3 get-deps
+  '';
+
+  installPhase = ''
+    mkdir -p "$out/_checkouts"
+    for i in ./_build/default/lib/* ; do
+       echo "$i"
+       cp -R "$i" "$out/_checkouts"
+    done
+  '';
+
+  outputHashAlgo = "sha256";
+  outputHashMode = "recursive";
+  outputHash = sha256;
+
+  impureEnvVars = stdenv.lib.fetchers.proxyImpureEnvVars;
+})
diff --git a/pkgs/development/beam-modules/rebar3-release.nix b/pkgs/development/beam-modules/rebar3-release.nix
new file mode 100644
index 000000000000..837d0ccf15cf
--- /dev/null
+++ b/pkgs/development/beam-modules/rebar3-release.nix
@@ -0,0 +1,85 @@
+{ stdenv, writeText, erlang, rebar3, openssl, libyaml,
+  pc, lib }:
+
+{ name, version
+, src
+, checkouts ? null
+, releaseType
+, buildInputs ? []
+, setupHook ? null
+, profile ? "default"
+, installPhase ? null
+, buildPhase ? null
+, configurePhase ? null
+, meta ? {}
+, enableDebugInfo ? false
+, ... }@attrs:
+
+with stdenv.lib;
+
+let
+  debugInfoFlag = lib.optionalString (enableDebugInfo || erlang.debugInfo) "debug-info";
+
+  shell = drv: stdenv.mkDerivation {
+          name = "interactive-shell-${drv.name}";
+          buildInputs = [ drv ];
+    };
+
+  customPhases = filterAttrs
+    (_: v: v != null)
+    { inherit setupHook configurePhase buildPhase installPhase; };
+
+  pkg = self: stdenv.mkDerivation (attrs // {
+
+    name = "${name}-${version}";
+    inherit version;
+
+    buildInputs = buildInputs ++ [ erlang rebar3 openssl ];
+    propagatedBuildInputs = [checkouts];
+
+    dontStrip = true;
+
+    inherit src;
+
+    setupHook = writeText "setupHook.sh" ''
+       addToSearchPath ERL_LIBS "$1/lib/erlang/lib/"
+    '';
+
+    configurePhase = ''
+      runHook preConfigure
+      ${if checkouts != null then
+          ''cp --no-preserve=all -R ${checkouts}/_checkouts .''
+        else
+          ''''}
+      runHook postConfigure
+    '';
+
+    buildPhase = ''
+      runHook preBuild
+      HOME=. DEBUG=1 rebar3 as ${profile} ${if releaseType == "escript"
+                                            then '' escriptize''
+                                            else '' release''}
+      runHook postBuild
+    '';
+
+    installPhase = ''
+      runHook preInstall
+      dir=${if releaseType == "escript"
+            then ''bin''
+            else ''rel''}
+      mkdir -p "$out/$dir"
+      cp -R --preserve=mode "_build/${profile}/$dir" "$out"
+      runHook postInstall
+    '';
+
+    meta = {
+      inherit (erlang.meta) platforms;
+    } // meta;
+
+    passthru = {
+      packageName = name;
+      env = shell self;
+   };
+  } // customPhases);
+in
+  fix pkg
diff --git a/pkgs/development/tools/build-managers/rebar3/default.nix b/pkgs/development/tools/build-managers/rebar3/default.nix
index e96852602fc7..6d64c82f90ff 100644
--- a/pkgs/development/tools/build-managers/rebar3/default.nix
+++ b/pkgs/development/tools/build-managers/rebar3/default.nix
@@ -1,46 +1,46 @@
 { stdenv, fetchurl,
-  fetchHex, erlang, hermeticRebar3 ? true,
+  fetchHex, erlang,
   tree, hexRegistrySnapshot }:
 
 let
-  version = "3.6.1";
+  version = "3.9.0";
 
   bootstrapper = ./rebar3-nix-bootstrap;
 
   erlware_commons = fetchHex {
     pkg = "erlware_commons";
-    version = "1.2.0";
-    sha256 = "149kkn9gc9cjgvlmakygq475r63q2rry31s29ax0s425dh37sfl7";
+    version = "1.3.1";
+    sha256 = "7aada93f368d0a0430122e39931b7fb4ac9e94dbf043cdc980ad4330fd9cd166";
   };
   ssl_verify_fun = fetchHex {
     pkg = "ssl_verify_fun";
     version = "1.1.3";
-    sha256 = "1zljxashfhqmiscmf298vhr880ppwbgi2rl3nbnyvsfn0mjhw4if";
+    sha256 = "2e120e6505d6e9ededb2836611dfe2f7028432dc280957998e154307b5ea92fe";
   };
   certifi = fetchHex {
     pkg = "certifi";
-    version = "2.0.0";
-    sha256 = "075v7cvny52jbhnskchd3fp68fxgp7qfvdls0haamcycxrn0dipx";
+    version = "2.3.1";
+    sha256 = "e12d667d042c11d130594bae2b0097e63836fe8b1e6d6b2cc48f8bb7a2cf7d68";
   };
   providers = fetchHex {
     pkg = "providers";
     version = "1.7.0";
-    sha256 = "19p4rbsdx9lm2ihgvlhxyld1q76kxpd7qwyqxxsgmhl5r8ln3rlb";
+    sha256 = "8be66129ca85c2fa74efd8737cdaedd31c1c1af51dd2fd601495a6def4cae4a6";
   };
   getopt = fetchHex {
     pkg = "getopt";
     version = "1.0.1";
-    sha256 = "174mb46c2qd1f4a7507fng4vvscjh1ds7rykfab5rdnfp61spqak";
+    sha256 = "53e1ab83b9ceb65c9672d3e7a35b8092e9bdc9b3ee80721471a161c10c59959c";
   };
   bbmustache = fetchHex {
     pkg = "bbmustache";
-    version = "1.5.0";
-    sha256 = "0xg3r4lxhqifrv32nm55b4zmkflacc1s964g15p6y6jfx6v4y1zd";
+    version = "1.6.0";
+    sha256 = "53e02d296512a57be03a98c91541b34d2ca64930268030b2d12364a0332015df";
   };
   relx = fetchHex {
     pkg = "relx";
-    version = "3.26.0";
-    sha256 = "1f810rb01kdidpa985s321ycg3y4hvqpzbk263n6i1bfnqykkvv9";
+    version = "3.28.0";
+    sha256 = "8afb871c0a2a27f0063d973903fc64d2207bc705ecc3607462920683d24ac7b5";
   };
   cf = fetchHex {
     pkg = "cf";
@@ -49,59 +49,71 @@ let
   };
   cth_readable = fetchHex {
     pkg = "cth_readable";
-    version = "1.4.2";
-    sha256 = "1pjid4f60pp81ds01rqa6ybksrnzqriw3aibilld1asn9iabxkav";
+    version = "1.4.3";
+    sha256 = "0wr0hba6ka74s3628jrrd7ynjdh7syxigkh7ildg8fgi20ab88fd";
   };
   eunit_formatters = fetchHex {
     pkg = "eunit_formatters";
     version = "0.5.0";
     sha256 = "1jb3hzb216r29x2h4pcjwfmx1k81431rgh5v0mp4x5146hhvmj6n";
   };
-  rebar3_hex = fetchHex {
-    pkg = "rebar3_hex";
-    version = "4.0.0";
-    sha256 = "0k0ykx1lz62r03dpbi2zxsvrxgnr5hj67yky0hjrls09ynk4682v";
+  hex_core = fetchHex {
+    pkg = "hex_core";
+    version = "0.4.0";
+    sha256 = "8ace8c6cfa10df4cb8be876f42f7446890e124203c094cc7b4e7616fb8de5d7f";
+  };
+  parse_trans = fetchHex {
+    pkg = "parse_trans";
+    version = "3.3.0";
+    sha256 = "17ef63abde837ad30680ea7f857dd9e7ced9476cdd7b0394432af4bfc241b960";
   };
 
 in
 stdenv.mkDerivation {
   name = "rebar3-${version}";
-  inherit version;
+  inherit version erlang;
 
   src = fetchurl {
     url = "https://github.com/rebar/rebar3/archive/${version}.tar.gz";
-    sha256 = "0cqhqymzh10pfyxqiy4hcg3d2myz3chx0y4m2ixmq8zk81acics0";
+    sha256 = "14prx5bkyy9sisnp5rj2058xpylq80xygsj1hq8b7m0awvj3r9wy";
   };
 
   inherit bootstrapper;
 
-  patches = if hermeticRebar3 == true
-  then  [ ./hermetic-rebar3.patch ]
-  else [];
+  buildInputs = [ erlang tree ];
 
-  buildInputs = [ erlang tree  ];
+  # TODO: Remove registry snapshot
   propagatedBuildInputs = [ hexRegistrySnapshot ];
 
   postPatch = ''
     ${erlang}/bin/escript ${bootstrapper} registry-only
+    mkdir -p _checkouts
     mkdir -p _build/default/lib/
-    mkdir -p _build/default/plugins
-    cp --no-preserve=mode -R ${erlware_commons} _build/default/lib/erlware_commons
-    cp --no-preserve=mode -R ${providers} _build/default/lib/providers
-    cp --no-preserve=mode -R ${getopt} _build/default/lib/getopt
-    cp --no-preserve=mode -R ${bbmustache} _build/default/lib/bbmustache
-    cp --no-preserve=mode -R ${certifi} _build/default/lib/certifi
-    cp --no-preserve=mode -R ${cf} _build/default/lib/cf
-    cp --no-preserve=mode -R ${cth_readable} _build/default/lib/cth_readable
-    cp --no-preserve=mode -R ${eunit_formatters} _build/default/lib/eunit_formatters
-    cp --no-preserve=mode -R ${relx} _build/default/lib/relx
-    cp --no-preserve=mode -R ${ssl_verify_fun} _build/default/lib/ssl_verify_fun
-    cp --no-preserve=mode -R ${rebar3_hex} _build/default/plugins/rebar3_hex
+
+    cp --no-preserve=mode -R ${erlware_commons} _checkouts/erlware_commons
+    cp --no-preserve=mode -R ${providers} _checkouts/providers
+    cp --no-preserve=mode -R ${getopt} _checkouts/getopt
+    cp --no-preserve=mode -R ${bbmustache} _checkouts/bbmustache
+    cp --no-preserve=mode -R ${certifi} _checkouts/certifi
+    cp --no-preserve=mode -R ${cf} _checkouts/cf
+    cp --no-preserve=mode -R ${cth_readable} _checkouts/cth_readable
+    cp --no-preserve=mode -R ${eunit_formatters} _checkouts/eunit_formatters
+    cp --no-preserve=mode -R ${relx} _checkouts/relx
+    cp --no-preserve=mode -R ${ssl_verify_fun} _checkouts/ssl_verify_fun
+    cp --no-preserve=mode -R ${hex_core} _checkouts/hex_core
+    cp --no-preserve=mode -R ${parse_trans} _checkouts/parse_trans
+
+    # Bootstrap script expects the dependencies in _build/default/lib
+    # TODO: Make it accept checkouts?
+    for i in _checkouts/* ; do
+        ln -s $(pwd)/$i $(pwd)/_build/default/lib/
+    done
   '';
 
   buildPhase = ''
     HOME=. escript bootstrap
   '';
+
   installPhase = ''
     mkdir -p $out/bin
     cp rebar3 $out/bin/rebar3
@@ -109,7 +121,7 @@ stdenv.mkDerivation {
 
   meta = {
     homepage = https://github.com/rebar/rebar3;
-    description = "rebar 3.0 is an Erlang build tool that makes it easy to compile and test Erlang applications, port drivers and releases";
+    description = "rebar 3 is an Erlang build tool that makes it easy to compile and test Erlang applications, port drivers and releases";
 
     longDescription = ''
       rebar is a self-contained Erlang script, so it's easy to distribute or
diff --git a/pkgs/development/tools/build-managers/rebar3/hermetic-rebar3.patch b/pkgs/development/tools/build-managers/rebar3/hermetic-rebar3.patch
deleted file mode 100644
index 59004561126c..000000000000
--- a/pkgs/development/tools/build-managers/rebar3/hermetic-rebar3.patch
+++ /dev/null
@@ -1,103 +0,0 @@
-diff --git a/bootstrap b/bootstrap
-index 5dedd713..864056c4 100755
---- a/bootstrap
-+++ b/bootstrap
-@@ -101,7 +101,7 @@ extract(Binary) ->
- request(Url) ->
-     HttpOptions = [{relaxed, true} | get_proxy_auth()],
- 
--    case httpc:request(get, {Url, []},
-+    case rebar_hermeticity:request(get, {Url, []},
-                        HttpOptions,
-                        [{body_format, binary}],
-                        rebar) of
-diff --git a/src/rebar_hermeticity.erl b/src/rebar_hermeticity.erl
-index e69de29b..8f6cc7d0 100644
---- a/src/rebar_hermeticity.erl
-+++ b/src/rebar_hermeticity.erl
-@@ -0,0 +1,42 @@
-+%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
-+%% ex: ts=4 sw=4 et
-+%% -------------------------------------------------------------------
-+%%
-+%% rebar: Erlang Build Tools
-+%%
-+%% Copyright (c) 2016 Eric Merritt (eric@merritt.tech)
-+%%
-+%% Permission is hereby granted, free of charge, to any person obtaining a copy
-+%% of this software and associated documentation files (the "Software"), to deal
-+%% in the Software without restriction, including without limitation the rights
-+%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-+%% copies of the Software, and to permit persons to whom the Software is
-+%% furnished to do so, subject to the following conditions:
-+%%
-+%% The above copyright notice and this permission notice shall be included in
-+%% all copies or substantial portions of the Software.
-+%%
-+%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-+%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-+%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-+%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-+%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-+%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-+%% THE SOFTWARE.
-+%% -------------------------------------------------------------------
-+-module(rebar_hermeticity).
-+
-+-export([request/5]).
-+
-+-include("rebar.hrl").
-+
-+%% ====================================================================
-+%% Public API
-+%% ====================================================================
-+
-+request(Method, {Url, _Headers}, _HTTPOptions, _Options, _Profile) ->
-+    ?ERROR("A request is being made that violates Nix hermicity "
-+           "This request has been stopped. Details of the request "
-+           "are as follows:", []),
-+    ?ERROR("Request: ~p ~s", [Method, Url]),
-+    erlang:halt(1).
-diff --git a/src/rebar_pkg_resource.erl b/src/rebar_pkg_resource.erl
-index 2cf167ee..6080aaca 100644
---- a/src/rebar_pkg_resource.erl
-+++ b/src/rebar_pkg_resource.erl
-@@ -127,7 +127,7 @@ make_vsn(_) ->
- request(Url, ETag) ->
-     HttpOptions = [{ssl, ssl_opts(Url)},
-                    {relaxed, true} | rebar_utils:get_proxy_auth()],
--    case httpc:request(get, {Url, [{"if-none-match", "\"" ++ ETag ++ "\""}
-+    case rebar_hermeticity:request(get, {Url, [{"if-none-match", "\"" ++ ETag ++ "\""}
-                                    || ETag =/= false] ++
-                              [{"User-Agent", rebar_utils:user_agent()}]},
-                        HttpOptions, [{body_format, binary}], rebar) of
-diff --git a/src/rebar_prv_update.erl b/src/rebar_prv_update.erl
-index 17446311..4d44d794 100644
---- a/src/rebar_prv_update.erl
-+++ b/src/rebar_prv_update.erl
-@@ -38,6 +38,8 @@ init(State) ->
-     {ok, State1}.
- 
- -spec do(rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
-+do(State) -> {ok, State}.
-+-ifdef(non_hermetic).
- do(State) ->
-     try
-         case rebar_packages:registry_dir(State) of
-@@ -53,7 +55,7 @@ do(State) ->
-                     {ok, Url} ->
-                         HttpOptions = [{relaxed, true} | rebar_utils:get_proxy_auth()],
-                         ?DEBUG("Fetching registry from ~p", [Url]),
--                        case httpc:request(get, {Url, [{"User-Agent", rebar_utils:user_agent()}]},
-+                        case rebar_hermeticity:request(get, {Url, [{"User-Agent", rebar_utils:user_agent()}]},
-                                            HttpOptions, [{stream, TmpFile}, {sync, true}],
-                                            rebar) of
-                             {ok, saved_to_file} ->
-@@ -77,6 +79,7 @@ do(State) ->
-             ?DEBUG("Error creating package index: ~p ~p", [C, S]),
-             throw(?PRV_ERROR(package_index_write))
-     end.
-+-endif.
- 
- -spec format_error(any()) -> iolist().
- format_error({package_parse_cdn, Uri}) ->
diff --git a/pkgs/development/tools/erlang/hex2nix/default.nix b/pkgs/development/tools/erlang/hex2nix/default.nix
index e21749f90d02..5a24c3c95256 100644
--- a/pkgs/development/tools/erlang/hex2nix/default.nix
+++ b/pkgs/development/tools/erlang/hex2nix/default.nix
@@ -1,29 +1,21 @@
-{ fetchFromGitHub, buildRebar3,
+{ fetchFromGitHub, fetchRebar3Deps, rebar3Relx }:
 
-  # Erlang dependencies:
-  ibrowse_4_2_2,
-  getopt_0_8_2,
-  erlware_commons_1_0_0,
-  jsx_2_8_0 }:
-
-buildRebar3 rec {
+rebar3Relx rec {
     name = "hex2nix";
     version = "0.0.6-a31eadd7";
 
+    releaseType = "escript";
+
+    checkouts = fetchRebar3Deps {
+      inherit name version;
+      src = "${src}/rebar.config";
+      sha256 = "1b59vk6ynakdiwqd1s6axaj9bvkaaq7ll28b48nv613z892h7nm5";
+    };
+
     src = fetchFromGitHub {
       owner  = "erlang-nix";
       repo   = "hex2nix";
       rev    = "a31eadd7af2cbdac1b87991b378e98ea4fb40ae0";
       sha256 = "1hnkrksyrbpq2gq25rfsrnm86n0g3biab88gswm3zj88ddrz6dyk";
     };
-
-    beamDeps = [ ibrowse_4_2_2 jsx_2_8_0 erlware_commons_1_0_0 getopt_0_8_2 ];
-
-    enableDebugInfo = true;
-
-    installPhase = ''
-      runHook preInstall
-      make PREFIX=$out install
-      runHook postInstall
-    '';
- }
+}
diff --git a/pkgs/development/tools/erlang/relx-exe/default.nix b/pkgs/development/tools/erlang/relx-exe/default.nix
index 9bbdc8c8334d..2c32cc5c6706 100644
--- a/pkgs/development/tools/erlang/relx-exe/default.nix
+++ b/pkgs/development/tools/erlang/relx-exe/default.nix
@@ -1,49 +1,19 @@
-{ stdenv, buildHex
+{ stdenv, fetchHex, fetchRebar3Deps, rebar3Relx }:
 
-, getopt_0_8_2, erlware_commons_1_0_0, cf_0_2_2 }:
-
-let
-  providers_1_6_0 = buildHex {
-    name = "providers";
-    version = "1.6.0";
-    sha256 = "0byfa1h57n46jilz4q132j0vk3iqc0v1vip89li38gb1k997cs0g";
-    beamDeps = [ getopt_0_8_2 ];
-  };
-  bbmustache_1_0_4 = buildHex {
-    name = "bbmustache";
-    version = "1.0.4";
-    sha256 = "04lvwm7f78x8bys0js33higswjkyimbygp4n72cxz1kfnryx9c03";
-  };
-
-in
-buildHex rec {
+rebar3Relx rec {
   name = "relx-exe";
   version = "3.23.1";
-  hexPkg = "relx";
-  sha256 = "13j7wds2d7b8v3r9pwy3zhwhzywgwhn6l9gm3slqzyrs1jld0a9d";
+  releaseType = "escript";
 
-  beamDeps = [
-    providers_1_6_0
-    getopt_0_8_2
-    erlware_commons_1_0_0
-    cf_0_2_2
-    bbmustache_1_0_4
-  ];
-
-  postBuild = ''
-    HOME=. rebar3 escriptize
-  '';
-
-  postInstall = ''
-    mkdir -p "$out/bin"
-    cp -r "_build/default/bin/relx" "$out/bin/relx"
-  '';
-
-  meta = {
-    description = "Executable command for Relx";
-    license = stdenv.lib.licenses.asl20;
-    homepage = "https://github.com/erlware/relx";
-    maintainers = with stdenv.lib.maintainers; [ ericbmerritt ];
+  src = fetchHex {
+    pkg = "relx";
+    sha256 = "13j7wds2d7b8v3r9pwy3zhwhzywgwhn6l9gm3slqzyrs1jld0a9d";
+    version = "3.23.1";
   };
 
+  checkouts = fetchRebar3Deps {
+    inherit name version;
+    src = "${src}/rebar.lock";
+    sha256 = "046b1lb9rymndlvzmin3ppa3vkssjqspyfp98869k11s5avg76hd";
+  };
 }
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-07-16 21:54:29 +0000